{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["enabling technology", "machanical property", "biomedical", "concept or principle", "manufacturing standard", "process parameter"], "input": "A heat source focuses its heat over a powder base material and heats the selected cross section area ."}
{"enabling technology": [], "machanical property": [], "biomedical": [], "concept or principle": ["heat source", "heat", "cross section"], "manufacturing standard": [], "process parameter": ["area"]}